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    Powder mixtures for matt polycarbonate molding compounds
    1.
    发明授权
    Powder mixtures for matt polycarbonate molding compounds 失效
    用于哑光聚碳酸酯模塑料的粉末混合物

    公开(公告)号：US5484846A

    公开(公告)日：1996-01-16

    申请号：US349451

    申请日：1994-11-30

    申请人： Dieter Wittman ,  Jochen Schoeps ,  Horst Beicher ,  Karl-Erwin Piejko ,  Kurt Weirauch

    发明人： Dieter Wittman ,  Jochen Schoeps ,  Horst Beicher ,  Karl-Erwin Piejko ,  Kurt Weirauch

    IPC分类号： C08L21/02 ,  C08L21/00 ,  C08L51/04 ,  C08L55/02 ,  C08L57/00 ,  C08L67/00 ,  C08L67/02 ,  C08L69/00

    CPC分类号： C08L51/04 ,  C08L69/00 ,  C08L69/005 ,  C08L21/00 ,  C08L57/00 ,  C08L67/02

    摘要： Thermoplastic molding compounds containingA. 10 to 99 parts by weight polycarbonate or polyester carbonateB. 0 to 90 parts by weight of a rubber-free resin compatible or partly compatible with component A.,C. 0 to 90 parts by weight of a rubber-modified resin compatible or partly compatible with component A.,D. 0.5 to 10 parts by weight, based on 100 parts by weight of A+B+C, of a rubber component having a glass transition temperature below 0.degree. C. which is incompatible with component A,characterized in that component D is used in the form of a powder mixture D* produced froma. 1 to 50 parts by weight of an ungrafted particulate rubber component having a glass transition temperature below 0.degree. C. and an average particle diameter d.sub.50 of 0.05 to 5 .mu.m in latex form andb. 50 to 99 parts by weight of component B, component C or a mixture of components B and C in latex form,the components mentioned under a. and b. initially being mixed with one another as latices and then being worked up together to form a powder mixture D*.

    摘要翻译： 含有A.10-99重量份聚碳酸酯或聚碳酸酯B的热塑性成型化合物B.0-90重量份与组分A，C相容或部分相容的无橡胶树脂。0至90重量份橡胶 与A组分相容或部分相容的树脂D.以0.5至10重量份，基于100重量份的A + B + C，玻璃化转变温度低于0℃的橡胶组分为 与组分A不相容，其特征在于组分D以由a制备的粉末混合物D *的形式使用。 1至50重量份的玻璃化转变温度低于0℃的未接枝的颗粒状橡胶组分和胶乳形式的平均粒径d50为0.05-5μm，b。 50至99重量份的组分B，组分C或胶乳形式的组分B和C的混合物，a。下提及的组分。 和b。 最初彼此混合作为胶乳，然后一起处理以形成粉末混合物D *。

    Mixtures of special new polycarbonates with other thermoplastics or with elastomers
    3.
    发明授权
    Mixtures of special new polycarbonates with other thermoplastics or with elastomers 失效
    特殊新型聚碳酸酯与其他热塑性塑料或弹性体的混合物

    公开(公告)号：US5104723A

    公开(公告)日：1992-04-14

    申请号：US416168

    申请日：1989-10-03

    申请人： Dieter Freitag ,  Uwe Westeppe ,  Kurt Weirauch ,  Gunther Weymans

    发明人： Dieter Freitag ,  Uwe Westeppe ,  Kurt Weirauch ,  Gunther Weymans

    IPC分类号： C08L21/00 ,  C08L69/00 ,  C08L101/00 ,  C08L33/12 ,  C08L67/02 ,  C08L71/12

    CPC分类号： C08L69/00 ,  Y10T428/31507

    摘要： Mixtures containinga) thermoplastic polycarbonates based on diphenols corresponding to formula (I) ##STR1## in which R.sup.1 and R.sup.2 independently of one another represent hydrogen, halogen, C.sub.1 -C.sub.8 alkyl, C.sub.5 -C.sub.6 cycloalkyl, C.sub.6 -C.sub.10 aryl and c.sub.7 -C.sub.12 aralkyl,m is an integer of from 4 to 7,R.sup.3 and R.sup.4 may be individually selected for each X and independently of one another represent hydrogen or C.sub.1 -C.sub.6 alkyl andX represents carbon, with the proviso that, at at least one atom X, both R.sup.3 and R.sup.4 are alkyl, andb) elastomers or other thermoplastics than those of component a) and, optionally,c) standard additives,processes for their preparation, and the use thereof for the production of films.

    摘要翻译： 包含a）基于对应于式（I）的二酚的热塑性聚碳酸酯其中R 1和R 2彼此独立地表示氢，卤素，C 1 -C 8烷基，C 5 -C 6环烷基，C 6 -C 10芳基和 C 7 -C 12芳烷基，m为4至7的整数，可以为每个X各自独立地选择R 3和R 4，彼此独立地表示氢或C 1 -C 6烷基，X表示碳，条件是至少 一个原子X，R3和R4都是烷基，以及b）比组分a）和任选地c）标准添加剂，其制备方法及其用于制备膜的用途的弹性体或其它热塑性塑料。

    Macrocyclic polycarbonates
    5.
    发明授权
    Macrocyclic polycarbonates 失效
    大环聚碳酸酯

    公开(公告)号：US4299948A

    公开(公告)日：1981-11-10

    申请号：US097272

    申请日：1979-11-26

    申请人： Kurt Weirauch ,  Alfred Horbach ,  Hugo Vernaleken

    发明人： Kurt Weirauch ,  Alfred Horbach ,  Hugo Vernaleken

    IPC分类号： C08G63/00 ,  C07C68/02 ,  C08G64/00 ,  C08G64/20 ,  C08G64/26 ,  C08G63/62

    CPC分类号： C08G64/26 ,  C07C68/02

    摘要： The subject of the instant invention are polycarbonates based on diphenols of the formula I ##STR1## wherein Y is a single bond, an elkylene- or alkylidene-radical with 1 to 7 carbon atoms, a cycloalkylene- or cycloalkylidene-radical with 5 to 12 carbon atoms, ##STR2## which have weight average molecular weights (M.sub.LS) measured by light scattering of at least 15 000 and which are characterized in having an average of zero to 1.5 mols, preferably 0.3 to 1.0 mols and especially 0.3 to 0.8 mols endgroups per mol polycarbonate.The subject of instant invention is also a process for preparing these polycarbonates according to the interfacial polycondensation method, the polycarbonates thus obtained and the use of the polycarbonates according instant invention for the preparation of compounds and films.

    摘要翻译： 本发明的主题是基于式I（I）的二酚的聚碳酸酯，其中Y是单键，具有1至7个碳原子的亚烷基或亚烷基 - 亚基，具有 5至12个碳原子，其具有通过光散射测量的至少15000的重均分子量（MLS），其特征在于平均为0至1.5摩尔，优选为0.3至1.0摩尔，特别是0.3至1.0摩尔 每摩尔聚碳酸酯0.8摩尔端基。 本发明的主题也是根据界面缩聚方法制备这些聚碳酸酯的方法，由此获得的聚碳酸酯以及根据本发明的聚碳酸酯用于制备化合物和膜的用途。